Mixer device

Abstract

A mixer device 1 includes: a drum 3 configured to store materials to be mixed; a device body 4 configured to rotatably support the drum 3 ; an electric motor 6 configured to apply a rotational driving force to the drum 3 ; and a battery 8 configured to supply electric power to the electric motor 6 , wherein a wheel 29 is attached to the device body 4 , and the battery 8 is arranged above the wheel 29.

The invention claimed is: 
     
         1 . A mixer device, comprising:
 a drum configured to store materials to be mixed;   a device body configured to rotatably support the drum;   an electric motor configured to apply a rotational driving force to the drum; and   a battery configured to supply electric power to the electric motor,   wherein a wheel is attached to the device body, and   the battery is arranged above the wheel,   wherein the battery is arranged so as to overlap with the wheel in a top view.   
     
     
         2 . The mixer device according to  claim 1 , wherein the drum is configured to tilt around a tilt axis extending in a horizontal direction, and
 a lower end of the battery is arranged lower than the tilt axis.   
     
     
         3 . The mixer device according to  claim 2 , wherein the lower end of the battery is arranged lower than a lower end of the drum. 
     
     
         4 . The mixer device according to  claim 1 , wherein the drum is configured to tilt around a tilt axis extending in a horizontal direction,
 the device body includes a pair of leg portions arranged on both sides of the drum in the horizontal direction, and   the battery is arranged on an opposite side of the drum with respect to one of the leg portions.   
     
     
         5 . The mixer device according to  claim 1 , wherein the battery includes:
 a battery pack; and   a battery case configured to detachably store the battery pack.   
     
     
         6 . The mixer device according to  claim 5 , wherein the battery pack is attached to the battery case from above,
 a lower end of the battery is arranged higher than an axis of the wheel.   
     
     
         7 . A mixer device, comprising:
 a drum configured to store materials to be mixed;   a device body configured to rotatably support the drum;   an electric motor configured to apply a rotational driving force to the drum; and   a battery configured to supply electric power to the electric motor,   wherein a wheel is attached to the device body, and   the battery is arranged above the wheel,   wherein the device body includes a first leg portion and a second leg portion arranged on both sides of the drum in a horizontal direction,   the wheel is attached to a lower end of the first leg portion,   a lower end of the second leg portion is in contact with an installation surface of the mixer device, and   when a handle arranged above the second leg portion is lifted, the lower end of the second leg portion separates from the installation surface.   
     
     
         8 . The mixer device according to  claim 7 , wherein the battery is arranged on an opposite side of the handle with respect to the drum. 
     
     
         9 . A mixer device, comprising:
 a drum configured to store materials to be mixed;   a device body configured to rotatably support the drum;   an electric motor configured to apply a rotational driving force to the drum; and   a battery configured to supply electric power to the electric motor,   wherein a wheel is attached to the device body, and   the battery is arranged above the wheel,   wherein the battery is arranged on an opposite side of the electric motor with the drum arranged therebetween.   
     
     
         10 . The mixer device according to  claim 1 , wherein the battery is arranged on the same side as the electric motor with respect to the drum.